// ************************************
// *** Code appartenant à evoweb.fr ***
// ************************************

var entete_temporisateur = 5;

function demarrage_cache() {
	var image_principale_cache = document.getElementById("image_principale_cache");
	if (image_principale_cache) {
		addListener(image_principale_cache,"load",function() {
			timer_image_entete = setTimeout('clearTimeout(timer_image_entete);xhr_call("admin_aj004");',(entete_temporisateur * 1000));
		});
	}
}

function Taille_image_principale() {
	var image_principale = document.getElementById("image_principale");
	var total_haut = document.documentElement.clientHeight;
	total_haut -= 40;
	var total_large = document.documentElement.clientWidth;
	total_large -= 300;
	image_principale.parentNode.style.width = total_large + "px";
	image_principale.parentNode.style.height = total_haut + "px";
	var largeur = document.getElementById("galerie_imageencoursx").value;
	var hauteur = document.getElementById("galerie_imageencoursy").value;
	var ratio = total_haut / hauteur;
	var total_hauteur = total_haut;
	var total_largeur = largeur * ratio;
	if (total_largeur > total_large) {
		var ratio = total_large / largeur;
		var total_largeur = total_large;
		var total_hauteur = hauteur * ratio;
	}
	image_principale.style.height = total_hauteur + "px";
	image_principale.style.width = total_largeur + "px";
}

function demarrage_pardefaut() {
	var id_image_principale = document.getElementById("id_image_principale");
	if (id_image_principale) {
		xhr_call("admin_aj004",id_image_principale.value);
	}
	demarrage_cache();
	var image_principale = document.getElementById("image_principale");
	addListener(image_principale,"load",Taille_image_principale);
	Taille_image_principale();
	addListener(window,"resize",Taille_image_principale);
}

addListener(window,"load",demarrage_pardefaut);